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Latihan soal fungsi invers.

Authored by Toto Sugiarto

Mathematics

11th Grade

CCSS covered

Used 750+ times

Latihan soal fungsi invers.
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika f(x) = x  3 dan g (x) = 3 – 2x, maka  (f  g)1=\left(f\ \circ\ g\right)^{-1}=   adalah 

 2x2x  

 312x3-\frac{1}{2}x  

 12x-\frac{1}{2}x  

 2x-2x  

 12x3\frac{1}{2}x-3  

Tags

CCSS.HSF.BF.B.4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui fungsi f(x) = x + 10, maka f-1(2) adalah...

10

8

-8

-10

12

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui fungsi f dengan rumus f(x) = 2x – 3 dan f-1 adalah fungsi invers dari f. Nilai dari f-1 (-1)=…

-2

-1

1

2

3

Tags

CCSS.HSF.BF.B.4

CCSS.HSF.IF.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Bila  f(x)=2x14x5f\left(x\right)=\frac{2x-1}{4x-5}  , maka  f1(x)f^{-1}\left(x\right)  adalah . . .

 5x+12x4\frac{5x+1}{2x-4}  

 4x52x1\frac{4x-5}{2x-1}  

 x52x4\frac{x-5}{2x-4}  

 5x14x2\frac{5x-1}{4x-2}  

 5x+12x+4\frac{5x+1}{-2x+4}  

Tags

CCSS.HSF.BF.B.4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Bila  f(x)=4x1f\left(x\right)=4x-1  , maka  f1(2)f^{-1}\left(2\right)  adalah . . . .

 18\frac{1}{8}  

 14\frac{1}{4}  

 34\frac{3}{4}  

 54\frac{5}{4}  

 52\frac{5}{2}  

Tags

CCSS.HSF.BF.B.4

CCSS.HSF.IF.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fungsi f dinyatakan oleh f(x) = 3x-5. Jika  f1f^{-1}  invers fungsi f, invers f(x) adalah ...

 x35\frac{x-3}{5}  

 x+35\frac{x+3}{5}  

 x53\frac{x-5}{3}  

 x+53\frac{x+5}{3}  

3x + 5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika  f(x)=1x+2 f\left(x\right)=\frac{1}{x+2}\   dan  f1(x)f^{-1}\left(x\right)  adalah invers dari f, maka f1(x)=4f^{-1}\left(x\right)=4  untuk nilai x sama dengan ...

-3

-2

 12-\frac{1}{2}  

 13-\frac{1}{3}  

2

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